Fbi files Abbreviations and Acronyms

1. TECH
   Technical Release
2. TECH
   Technical Grade
3. TECHN
   Technical
4. TFIS
   Theft From Interstate Shipment
5. TG
   Technical Grade
6. TGP
   Theft of Government Property
7. TIC
   TICkler dopy of document
8. TIO
   Time In Office
9. TISA
   Test, Inhibit, Squelch, Act
10. TIT
    Terrorist In Training
11. TL
    Top Level
12. TLA
    Three Letter Acronym
13. TOPCI
    Time on Potential Criminal Informants
14. TOPSEC
    Top Secret
15. TOPSI
    Time On Potential Security Informants
16. TP
    Tampa Field Office
17. TR
    Technical Release
18. TS
    Top Secret
19. TSCM
    Technical Surveillance Countermeasures
20. TSEC
    Top Secret

Last updated: May 24, 2020 — Total entries: 703